{
  "$schema": "https://foodadditiveindex.com/api/v1/schema.json",
  "id": "https://foodadditiveindex.com/additives/calcium-chloride",
  "slug": "calcium-chloride",
  "name": "Calcium chloride",
  "identifiers": {
    "e_number": "E509",
    "ins_number": "509",
    "cas_number": "10043-52-4",
    "inchikey": "UXVMQQNJUSDDNG-UHFFFAOYSA-L",
    "pubchem_cid": 5284359
  },
  "functional_class": "Thickener",
  "summary": "Calcium chloride is a firming agent used in canned vegetables and pickles to keep them crisp, in cheesemaking to help milk set, and in brewing to adjust water chemistry.",
  "derivation_summary": "Obtained as a by-product of the Solvay soda process or from natural brines.",
  "regulatory_status": [
    {
      "jurisdiction": "US",
      "jurisdiction_name": "United States",
      "authority": "Food and Drug Administration",
      "status": "permitted",
      "status_label": "Permitted",
      "provision_count": 1,
      "provisions": [
        {
          "status": "permitted",
          "food_category": null,
          "max_level": null,
          "max_level_unit": null,
          "conditions": null,
          "effective_from": null,
          "citation": {
            "ref": "21 CFR 184.1193",
            "url": "https://www.ecfr.gov/current/title-21/section-184.1193"
          },
          "source": "ecfr",
          "retrieved_at": "2026-09-07T18:25:51.549Z"
        }
      ]
    },
    {
      "jurisdiction": "CODEX",
      "jurisdiction_name": "Codex Alimentarius",
      "authority": "Codex Alimentarius Commission / JECFA",
      "status": "permitted_with_conditions",
      "status_label": "Permitted, with conditions",
      "provision_count": 16,
      "provisions": [
        {
          "status": "permitted",
          "food_category": null,
          "max_level": null,
          "max_level_unit": "GMP",
          "conditions": null,
          "effective_from": "1999",
          "citation": {
            "ref": "CXS 192-1995 Table Three, INS 509",
            "url": "https://www.fao.org/fao-who-codexalimentarius/codex-texts/dbs/gsfa/en/"
          },
          "source": "gsfa",
          "retrieved_at": "2026-09-07T07:54:15.059Z"
        },
        {
          "status": "permitted_with_conditions",
          "food_category": {
            "system": "codex",
            "code": "01.2.1.1",
            "name": "Fermented milks (plain), not heat-treated after fermentation"
          },
          "max_level": null,
          "max_level_unit": "GMP",
          "conditions": "GSFA notes: 234, 235 & 634",
          "effective_from": "2024",
          "citation": {
            "ref": "CXS 192-1995 Table One, INS 509, food category 01.2.1.1",
            "url": "https://www.fao.org/fao-who-codexalimentarius/codex-texts/dbs/gsfa/en/"
          },
          "source": "gsfa",
          "retrieved_at": "2026-09-07T07:54:15.059Z"
        },
        {
          "status": "permitted_with_conditions",
          "food_category": {
            "system": "codex",
            "code": "01.2.1.2",
            "name": "Fermented milks (plain), heat-treated after fermentation"
          },
          "max_level": null,
          "max_level_unit": "GMP",
          "conditions": "GSFA notes: 234 & 634",
          "effective_from": "2024",
          "citation": {
            "ref": "CXS 192-1995 Table One, INS 509, food category 01.2.1.2",
            "url": "https://www.fao.org/fao-who-codexalimentarius/codex-texts/dbs/gsfa/en/"
          },
          "source": "gsfa",
          "retrieved_at": "2026-09-07T07:54:15.059Z"
        },
        {
          "status": "permitted_with_conditions",
          "food_category": {
            "system": "codex",
            "code": "01.4.1",
            "name": "Pasteurized cream (plain)"
          },
          "max_level": null,
          "max_level_unit": "GMP",
          "conditions": "GSFA notes: XS288",
          "effective_from": "2013",
          "citation": {
            "ref": "CXS 192-1995 Table One, INS 509, food category 01.4.1",
            "url": "https://www.fao.org/fao-who-codexalimentarius/codex-texts/dbs/gsfa/en/"
          },
          "source": "gsfa",
          "retrieved_at": "2026-09-07T07:54:15.059Z"
        },
        {
          "status": "permitted_with_conditions",
          "food_category": {
            "system": "codex",
            "code": "01.4.2",
            "name": "Sterilized and UHT creams, whipping and whipped creams, and reduced fat creams (plain)"
          },
          "max_level": null,
          "max_level_unit": "GMP",
          "conditions": null,
          "effective_from": "2013",
          "citation": {
            "ref": "CXS 192-1995 Table One, INS 509, food category 01.4.2",
            "url": "https://www.fao.org/fao-who-codexalimentarius/codex-texts/dbs/gsfa/en/"
          },
          "source": "gsfa",
          "retrieved_at": "2026-09-07T07:54:15.059Z"
        },
        {
          "status": "permitted_with_conditions",
          "food_category": {
            "system": "codex",
            "code": "01.8.2",
            "name": "Dried whey and whey products, excluding whey cheeses"
          },
          "max_level": null,
          "max_level_unit": "GMP",
          "conditions": "GSFA notes: XS331",
          "effective_from": "2023",
          "citation": {
            "ref": "CXS 192-1995 Table One, INS 509, food category 01.8.2",
            "url": "https://www.fao.org/fao-who-codexalimentarius/codex-texts/dbs/gsfa/en/"
          },
          "source": "gsfa",
          "retrieved_at": "2026-09-07T07:54:15.059Z"
        },
        {
          "status": "permitted_with_conditions",
          "food_category": {
            "system": "codex",
            "code": "04.2.2.1",
            "name": "Frozen vegetables (including mushrooms and fungi, roots and tubers, pulses and legumes, and aloe vera), seaweeds and nuts and seeds"
          },
          "max_level": null,
          "max_level_unit": "GMP",
          "conditions": "GSFA notes: 29, 323, 324 & XS320",
          "effective_from": "2024",
          "citation": {
            "ref": "CXS 192-1995 Table One, INS 509, food category 04.2.2.1",
            "url": "https://www.fao.org/fao-who-codexalimentarius/codex-texts/dbs/gsfa/en/"
          },
          "source": "gsfa",
          "retrieved_at": "2026-09-07T07:54:15.059Z"
        },
        {
          "status": "permitted_with_conditions",
          "food_category": {
            "system": "codex",
            "code": "04.2.2.7",
            "name": "Fermented vegetable (including mushrooms and fungi, roots and tubers, pulses and legumes, and aloe vera) and seaweed products, excluding fermented soybean products of food categories 06.8.6, 06.8.7, 12.9.1,"
          },
          "max_level": null,
          "max_level_unit": "GMP",
          "conditions": "GSFA notes: XS294",
          "effective_from": "2023",
          "citation": {
            "ref": "CXS 192-1995 Table One, INS 509, food category 04.2.2.7",
            "url": "https://www.fao.org/fao-who-codexalimentarius/codex-texts/dbs/gsfa/en/"
          },
          "source": "gsfa",
          "retrieved_at": "2026-09-07T07:54:15.059Z"
        },
        {
          "status": "permitted_with_conditions",
          "food_category": {
            "system": "codex",
            "code": "08.1.1",
            "name": "Fresh meat, poultry and game, whole pieces or cuts"
          },
          "max_level": null,
          "max_level_unit": "GMP",
          "conditions": "GSFA notes: 16 & 326",
          "effective_from": "2015",
          "citation": {
            "ref": "CXS 192-1995 Table One, INS 509, food category 08.1.1",
            "url": "https://www.fao.org/fao-who-codexalimentarius/codex-texts/dbs/gsfa/en/"
          },
          "source": "gsfa",
          "retrieved_at": "2026-09-07T07:54:15.059Z"
        },
        {
          "status": "permitted_with_conditions",
          "food_category": {
            "system": "codex",
            "code": "09.2.2",
            "name": "Frozen battered fish, fish fillets and fish products, including molluscs, crustaceans, and echinoderms"
          },
          "max_level": null,
          "max_level_unit": "GMP",
          "conditions": "GSFA notes: 41 & XS166",
          "effective_from": "2017",
          "citation": {
            "ref": "CXS 192-1995 Table One, INS 509, food category 09.2.2",
            "url": "https://www.fao.org/fao-who-codexalimentarius/codex-texts/dbs/gsfa/en/"
          },
          "source": "gsfa",
          "retrieved_at": "2026-09-07T07:54:15.059Z"
        },
        {
          "status": "permitted_with_conditions",
          "food_category": {
            "system": "codex",
            "code": "09.2.3",
            "name": "Frozen minced and creamed fish products, including molluscs, crustaceans, and echinoderms"
          },
          "max_level": null,
          "max_level_unit": "GMP",
          "conditions": null,
          "effective_from": "2015",
          "citation": {
            "ref": "CXS 192-1995 Table One, INS 509, food category 09.2.3",
            "url": "https://www.fao.org/fao-who-codexalimentarius/codex-texts/dbs/gsfa/en/"
          },
          "source": "gsfa",
          "retrieved_at": "2026-09-07T07:54:15.059Z"
        },
        {
          "status": "permitted_with_conditions",
          "food_category": {
            "system": "codex",
            "code": "09.2.4.1",
            "name": "Cooked fish and fish products"
          },
          "max_level": null,
          "max_level_unit": "GMP",
          "conditions": "GSFA notes: 241",
          "effective_from": "2015",
          "citation": {
            "ref": "CXS 192-1995 Table One, INS 509, food category 09.2.4.1",
            "url": "https://www.fao.org/fao-who-codexalimentarius/codex-texts/dbs/gsfa/en/"
          },
          "source": "gsfa",
          "retrieved_at": "2026-09-07T07:54:15.059Z"
        },
        {
          "status": "permitted_with_conditions",
          "food_category": {
            "system": "codex",
            "code": "09.2.4.3",
            "name": "Fried fish and fish products, including molluscs, crustaceans, and echinoderms"
          },
          "max_level": null,
          "max_level_unit": "GMP",
          "conditions": "GSFA notes: 41",
          "effective_from": "2015",
          "citation": {
            "ref": "CXS 192-1995 Table One, INS 509, food category 09.2.4.3",
            "url": "https://www.fao.org/fao-who-codexalimentarius/codex-texts/dbs/gsfa/en/"
          },
          "source": "gsfa",
          "retrieved_at": "2026-09-07T07:54:15.059Z"
        },
        {
          "status": "permitted_with_conditions",
          "food_category": {
            "system": "codex",
            "code": "09.2.5",
            "name": "Smoked, dried, fermented, and/or salted fish and fish products, including molluscs, crustaceans, and echinoderms"
          },
          "max_level": null,
          "max_level_unit": "GMP",
          "conditions": "GSFA notes: 300, XS167, XS189, XS222, XS236, XS244 & XS311",
          "effective_from": "2018",
          "citation": {
            "ref": "CXS 192-1995 Table One, INS 509, food category 09.2.5",
            "url": "https://www.fao.org/fao-who-codexalimentarius/codex-texts/dbs/gsfa/en/"
          },
          "source": "gsfa",
          "retrieved_at": "2026-09-07T07:54:15.059Z"
        },
        {
          "status": "permitted_with_conditions",
          "food_category": {
            "system": "codex",
            "code": "12.1.2",
            "name": "Salt substitutes"
          },
          "max_level": null,
          "max_level_unit": "GMP",
          "conditions": "GSFA notes: 58",
          "effective_from": "2014",
          "citation": {
            "ref": "CXS 192-1995 Table One, INS 509, food category 12.1.2",
            "url": "https://www.fao.org/fao-who-codexalimentarius/codex-texts/dbs/gsfa/en/"
          },
          "source": "gsfa",
          "retrieved_at": "2026-09-07T07:54:15.059Z"
        },
        {
          "status": "permitted_with_conditions",
          "food_category": {
            "system": "codex",
            "code": "14.1.5",
            "name": "Coffee, coffee substitutes, tea, herbal infusions, and other hot cereal and grain beverages, excluding cocoa"
          },
          "max_level": null,
          "max_level_unit": "GMP",
          "conditions": "GSFA notes: 160",
          "effective_from": "2014",
          "citation": {
            "ref": "CXS 192-1995 Table One, INS 509, food category 14.1.5",
            "url": "https://www.fao.org/fao-who-codexalimentarius/codex-texts/dbs/gsfa/en/"
          },
          "source": "gsfa",
          "retrieved_at": "2026-09-07T07:54:15.059Z"
        }
      ]
    }
  ],
  "names": [
    {
      "name": "10043-52-4",
      "type": "cas",
      "source": "openfoodtox"
    },
    {
      "name": "856 - Pickles",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "Bovikalc",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "CaCl",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "CaCl2",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "Cacl2 (anhydrous)",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "CaCl2 Solution",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "CaCl2.xH2O",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "Cal Plus",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "Calcarea muriatica",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "Calcium chloride",
      "type": "common",
      "source": "openfoodtox"
    },
    {
      "name": "Calcium chloride (CaCl2)",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "CALCIUM CHLORIDE 10%",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "Calcium chloride 10% in plastic container",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "Calcium chloride anhydrous",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "Calcium Chloride anhydrous prills",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "Calcium chloride anhydrous, powder",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "Calcium chloride solution, 0.5 M in water",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "Calcium chloride ultra dry",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "Calcium chloride, anhydrous, dessicant, ACS grade, granular",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "Calcium chloride, Prilled",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "Calcium Choride",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "Calcium dichloride",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "Calcium Dichloride Hydrate",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "Calcium(2+) chloride",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "Calcium(II) chloride",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "calcium(II) chloride hydrate",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "Calcium-45 chloride",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "Calcosan",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "Calplus",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "Caltac",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "chlorocalcium",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "chlorocalcium hydrate",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "Dowflake",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "E 509",
      "type": "common",
      "source": "openfoodtox"
    },
    {
      "name": "INS NO.509",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "INS-509",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "Intergravin-orales",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "Kalgan",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "Liquidow",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "MultiBic component calcium chloride dihydrate",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "Peladow",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "Reagecon Calcium Chloride 75 g/L in Water TS Solution according to Japanese Pharmacopoeia (JP)",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "Snomelt",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "Superflake anhydrous",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "Uramine MC",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "E509",
      "type": "e_number",
      "source": "openfoodtox"
    },
    {
      "name": "509",
      "type": "ins",
      "source": "gsfa"
    },
    {
      "name": "calcium;dichloride",
      "type": "iupac",
      "source": "openfoodtox"
    },
    {
      "name": "Calcium chloride",
      "type": "label",
      "source": "ecfr"
    }
  ],
  "hazard_reference_values": [],
  "sources": [
    {
      "key": "ecfr",
      "name": "Electronic Code of Federal Regulations, Title 21",
      "publisher": "U.S. Government Publishing Office / National Archives",
      "licence": "Public domain",
      "url": "https://www.ecfr.gov/api/versioner/v1/full/2026-08-31/title-21.xml",
      "retrieved_at": "2026-09-07T18:25:51.549Z"
    },
    {
      "key": "gsfa",
      "name": "Codex General Standard for Food Additives (CXS 192-1995)",
      "publisher": "Codex Alimentarius Commission (FAO/WHO)",
      "licence": "FAO terms — non-commercial use with attribution",
      "url": "https://www.fao.org/fao-who-codexalimentarius/codex-texts/dbs/gsfa/en/",
      "retrieved_at": "2026-09-07T07:54:15.059Z"
    }
  ],
  "citation_policy": "Cite as: Food Additive Index, \"Calcium chloride\", https://foodadditiveindex.com/additives/calcium-chloride. This site reports regulatory status and does not rate additives.",
  "generated_at": "2026-09-08T00:09:38.445Z"
}